Sword of Hearth and Home - [Foil, Retro Frame] Modern Horizons 2 (MH2) Green If Gemstone Caverns is in

If Gemstone Caverns is in your opening hand and you're not the starting player

Whenever an opponent taps a land for mana

there are a LOT more zombies than you have bullets

If a land entering the battlefield causes a triggered ability of a permanent you control to trigger

Sword of Hearth and Home - [Foil, Retro Frame] Modern Horizons 2 (MH2) Green If Gemstone Caverns is inEquipped creature gets +2 +2 and has protection from green and from white. Whenever equipped creature deals combat damage to a player, exile up to one target creature you own, then search your library for a basic land card. Put both cards onto the battlefield under your control, then shuffle. Equip {2}